DC voltage accuracy of 0.012% with an industry-leading response time with robust software and hardware.
DC voltage accuracy of 0.012% with an industry-leading response time with robust software and hardware.
Is the resolution of your current mulitmeter inadequate to read the smallest signal? Need an easy to use multimeter with data-logging? Take a look at the GoodWill GDM-8255A series 5 1/2 digit dual-display digital multimeter. It features a DC voltage accuracy of 0.012% with an industry-leading response time. With robust hardware and software the GDM-825xA series will save time on debugging and analysis whilst saving you money.
| Full Scale | 199999 Counts | 
| Sample Rate Slow | 5 1/2 digits, 10 readings/second | 
| Sample Rate Medium | 4 1/2 digits, 30 readings/second | 
| Sample Rate Fast | 3 1/2 digits, 60 readings/second | 
| DC Voltage Range | 100mV, 1V, 10V, 100V, 1000V 5 ranges | 
| DC Voltage Accuracy | ±(0.012% rdg + 5 digits) | 
| DC Voltage Input Impedance | 10MΩ | 
| AC Voltage TRMS Range | 100mV, 1V, 10V, 100V, 750V 5 ranges | 
| AC Voltage TRMS Accuracy | 20Hz~45Hz : (1% rdg + 100 digits 
 45Hz ~ 10kHz : (0.2% rdg + 100 digits) 10kHz ~ 30kHz : (1% rdg + 100 digits) 30kHz~100kHz : (3% rdg + 200 digits)  | 
| AC Voltage TRMS Input Impedance | 1.1MΩ in parallel with approx. 100pF | 
| DC Current Range | 10mA, 100mA, 1A, 10A 4 ranges | 
| DC Current Accuracy | 10mA , 100mA : ±(0.05% rdg + 15 digits) 
 1A, 10A range : ±(0.2% rdg + 5 digits)  | 
| AC Current TRMS Range | 10mA, 100mA, 1A, 10A 4 ranges | AC Current TRMS Accuracy | 20Hz ~ 50Hz : (1.5% rdg + 100 digits)
 50Hz ~ 10kHz : ±(0.5% rdg + 100 digits) 10kHz~20kHz : ±(2% rdg + 200 digits) 1A , 10A range : 50Hz ~ 10kHz : ±(1% rdg + 100 digits)  | 
| Resistance Range | 100Ω , 1kΩ , 10kΩ , 100kΩ , 1MΩ , 10MΩ , 100MΩ 7 ranges | 
| Resistance Accuracy | 100 range : (0.1% rdg + 8digits)(*)
 100Ω range : ±(0.05% rdg + 8 digits)(*) 1kΩ range : ±(0.08% rdg + 5 digits)(*) 10kΩ ~ 1MΩ 3 ranges : ±(0.06% rdg + 5digits) 1kΩ ~ 1MΩ 4 ranges : ±(0.05% rdg + 5 digits) 10MΩ range : ±(0.3% rdg + 5 digits) 100MΩ range : ±(3% rdg + 8 digits) 10MΩ range : ±(0.3% rdg + 5 digits) 100MΩ range : ±(3% rdg + 8 digits  | 
| Frequency | 10Hz ~ 800kHz : 0.1V ; Accuracy : ±(0.05% rdg + 15 digits)
 100kHz ~ 600kHz : 1V ; Accuracy : ±(0.05% rdg + 3 digits) 600kHz ~ 800kHz : 2.5V ; Accuracy : ±(0.05% rdg + 3 digits)  | 
| Diode Test | Open Circuit Voltage 2.0V, Test Current 0.5mA; Accuracy : ±(0.025% rdg + 5 digits) | 
| Continuity Beeper | 1 ~ 1000Ω Define by user; Accuracy : ±(0.08% rdg + 5 digits) | 
| Temperature | 0°C ~ 300°C : J , K , T Type | 
| Other Functions | Auto range / Manual, Math : MX + B/ % / 1/X Max, Min, dBm, dB, REL, Hold, Compare, Store, Recall | 
| Display | VFD, Two colors display | 
| Interface | Digital I/O, USB, RS-232C | 
| Power Source | AC 100V~240V ±10%, 50/60Hz | 
| Dimensions and Weight | 265(W) x 107(H) x 350(D) mm, Approx. 2.6 kg | 
| Full Scale | 199999 Counts | 
| Sample Rate Slow | 5 1/2 digits, 10 readings/second | 
| Sample Rate Medium | 4 1/2 digits, 30 readings/second | 
| Sample Rate Fast | 3 1/2 digits, 60 readings/second | 
| DC Voltage Range | 100mV, 1V, 10V, 100V, 1000V 5 ranges | 
| DC Voltage Accuracy | ±(0.012% rdg + 5 digits) | 
| DC Voltage Input Impedance | 10MΩ | 
| AC Voltage TRMS Range | 100mV, 1V, 10V, 100V, 750V 5 ranges | 
| AC Voltage TRMS Accuracy | 20Hz~45Hz : (1% rdg + 100 digits 
 45Hz ~ 10kHz : (0.2% rdg + 100 digits) 10kHz ~ 30kHz : (1% rdg + 100 digits) 30kHz~100kHz : (3% rdg + 200 digits)  | 
| AC Voltage TRMS Input Impedance | 1.1MΩ in parallel with approx. 100pF | 
| DC Current Range | 10mA, 100mA, 1A, 10A 4 ranges | 
| DC Current Accuracy | 10mA , 100mA : ±(0.05% rdg + 15 digits) 
 1A, 10A range : ±(0.2% rdg + 5 digits)  | 
| AC Current TRMS Range | 10mA, 100mA, 1A, 10A 4 ranges | AC Current TRMS Accuracy | 20Hz ~ 50Hz : (1.5% rdg + 100 digits)
 50Hz ~ 10kHz : ±(0.5% rdg + 100 digits) 10kHz~20kHz : ±(2% rdg + 200 digits) 1A , 10A range : 50Hz ~ 10kHz : ±(1% rdg + 100 digits)  | 
| Resistance Range | 100Ω , 1kΩ , 10kΩ , 100kΩ , 1MΩ , 10MΩ , 100MΩ 7 ranges | 
| Resistance Accuracy | 100 range : (0.1% rdg + 8digits)(*)
 100Ω range : ±(0.05% rdg + 8 digits)(*) 1kΩ range : ±(0.08% rdg + 5 digits)(*) 10kΩ ~ 1MΩ 3 ranges : ±(0.06% rdg + 5digits) 1kΩ ~ 1MΩ 4 ranges : ±(0.05% rdg + 5 digits) 10MΩ range : ±(0.3% rdg + 5 digits) 100MΩ range : ±(3% rdg + 8 digits) 10MΩ range : ±(0.3% rdg + 5 digits) 100MΩ range : ±(3% rdg + 8 digits  | 
| Frequency | 10Hz ~ 800kHz : 0.1V ; Accuracy : ±(0.05% rdg + 15 digits)
 100kHz ~ 600kHz : 1V ; Accuracy : ±(0.05% rdg + 3 digits) 600kHz ~ 800kHz : 2.5V ; Accuracy : ±(0.05% rdg + 3 digits)  | 
| Diode Test | Open Circuit Voltage 2.0V, Test Current 0.5mA; Accuracy : ±(0.025% rdg + 5 digits) | 
| Continuity Beeper | 1 ~ 1000Ω Define by user; Accuracy : ±(0.08% rdg + 5 digits) | 
| Temperature | 0°C ~ 300°C : J , K , T Type | 
| Other Functions | Auto range / Manual, Math : MX + B/ % / 1/X Max, Min, dBm, dB, REL, Hold, Compare, Store, Recall | 
| Display | VFD, Two colors display | 
| Interface | Digital I/O, USB, RS-232C | 
| Power Source | AC 100V~240V ±10%, 50/60Hz | 
| Dimensions and Weight | 265(W) x 107(H) x 350(D) mm, Approx. 2.6 kg |